Git for SVN Users

Mar. 25, 2016

What is Git?

(from the source's README file)

  • random three-letter combination that is pronounceable, and not actually used by any common UNIX command.  The fact that it is a mispronunciation of "get" may or may not be relevant.
  • stupid. contemptible and despicable. simple. Take your pick from the    dictionary of slang.
  • "global information tracker": you're in a good mood, and it actually works for you. Angels sing, and a light suddenly fills the room.
  • "goddamn idiotic truckload of sh*t": when it breaks

But seriously...

  • Created by Linux Torvalds and the Linux Kernel team in 2005
  • A Distributed Revision Control System
  • Design Goals: Fast, Resilient, and Non-Linear
  • Per the Eclipse Foundation in 2014: 42.9% of developers use it as their primary SCM tool

Git Commands

and their SVN counterparts

git <command> <args>

help with a command?

man git-<command>
git help <command>

 

Also:

man git
man gittutorial
man giteveryday

https://git-scm.com

Setup

git config --global user.name "David Fetterman"
git config --global user.email "dfetterman@merkleinc.com"

git config --global --list
git config --local
git config --global --edit

git config --global alias.co checkout
git config --global alias.unstage 'reset HEAD --'

Changes

git checkout <path>
git diff
git diff <rev> <path>
git status
git add <file>
git mv <file>
git rm <file>
git commit -a
svn diff | less
svn diff -r<rev> <path>
svn status
svn revert <path>
svn add <file>
svn mv <file>
svn rm <file>
svn commit

Oops...

You can fix a mistake!

Missed something:

git commit --amend

 

Rollback:

git reset HEAD^

History

git log
git blame <file>
svn log | less
svn blame <file>
git show <rev:path/to/file>
git show <rev:path/to/dir/>
git show <rev>
svn cat <url>
svn list <url>
svn log <url>
svn diff <url>

Tagging & Branching

git tag -a <tag>
svn copy <url:path/trunk> <url:path/tags/name>
git branch <name>
git checkout <name>
git checkout -b <name>
svn copy <url:path/trunk> <url:path/branches/branch>
svn switch <url:path/branches/branch>
git branch
svn list <url:path/branches>
git checkout <rev>
svn update -r<rev>

Remote Work

git clone <url>
svn checkout <url>
git add remote <remote> <url>
git remote
git remote show <name>
git checkout -b <branch> <remote/branch> 
svn switch <url>
git fetch
git merge
git pull
svn update
git push
svn commit

Demo

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